Answer:
<h2>(-∞,∞) Bottom answer</h2>
I hope this helps you with your algebra
Circumference of a sphere: 2 * pi * r
8 / 2 = 4
r = 4
surface area of a sphere: 4 * pi * r^2
4 * pi * 4^2
4 * pi * 16
64pi
answer is c :)
Solved in quadratic function
The answer :
X=(9,-1)
Answer:

Step-by-step explanation:
just replace x by 2